23977803329 has 2 divisors, whose sum is σ = 23977803330. Its totient is φ = 23977803328.

The previous prime is 23977803313. The next prime is 23977803349. The reversal of 23977803329 is 92330877932.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16809641104 + 7168162225 = 129652^2 + 84665^2 .

It is a cyclic number.

It is not a de Polignac number, because 23977803329 - 2⁴ = 23977803313 is a prime.

It is not a weakly prime, because it can be changed into another prime (23977803349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11988901664 + 11988901665.

It is an arithmetic number, because the mean of its divisors is an integer number (11988901665).

Almost surely, 2^23977803329 is an apocalyptic number.

It is an amenable number.

23977803329 is a deficient number, since it is larger than the sum of its proper divisors (1).

23977803329 is an equidigital number, since it uses as much as digits as its factorization.

23977803329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3429216, while the sum is 53.

The spelling of 23977803329 in words is "twenty-three billion, nine hundred seventy-seven million, eight hundred three thousand, three hundred twenty-nine".